Zapata, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Zapata in?

Zapata is in Zapata County, EPA Zone Unknown.

Q: How much does radon mitigation cost in Zapata?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Zapata County

EPA Zone Unknown

Positioned in Zapata County along the Rio Grande, Zapata's location in South Texas places it in an EPA Zone 0 area with typically low radon potential. The region's sandy soils and minimal basement construction in the 78076 area generally result in lower radon accumulation risks. However, homeowners should still consider testing, particularly in homes with below-grade spaces or unique geological features.

Zapata, TX Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Zapata, TX Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Zapata Radon Facts

Key details about the radon risk profile for Zapata and the 78076 zip code area.

EPA Radon Zone

Unknown

County

Zapata County, TX

Zip Code

78076

Predicted Screening Level

Unknown

Zapata and the 78076 zip code are located in Zapata County, which has an EPA assigned Radon Zone of Unknown. A radon zone of Unknown does not have sufficient data for classification. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Zapata, TX

What EPA Radon Zone is Zapata in?

Zapata and the 78076 zip code are in Zapata County, which has an EPA assigned Radon Zone of Unknown. A zone of Unknown does not have sufficient data for classification.

How much does radon mitigation cost in Zapata?

Radon mitigation in Zapata typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Zapata?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Texas

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Lubbock	12.67 pCi/L	9
San Antonio	6.57 pCi/L	7
Austin	6.14 pCi/L	7
Dallas	8.00 pCi/L	5
Abilene	4.50 pCi/L	2
Houston	3.50 pCi/L	2
Plano	6.00 pCi/L	1
Frisco	3.00 pCi/L	1
Nacogdoches	No submissions	0